* {
  margin: 0;
  padding: 0;
}

#app {
  width: 400px;
  min-height: 400px;
  border-radius: 5px;
  margin: auto;
  background-color: #ffa8ff;
  text-align: center;
}

#app input {
  outline: none;
  width: 280px;
  height: 32px;
}

#app input:focus::placeholder {
  opacity: 0;
}

#app button {
  outline: none;
  width: 100px;
  height: 32px;
  border-radius: 5px;
}

#app ul {
  margin-top: 20px;
  list-style: none;
}
